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- Three lens apochromat with two air spaces
- Aperture 127mm; focal length 952mm; f/7.5
- HOYA FCD-100 glass for maximum colour fidelity
- Weight:5.2kg, lightweight due to carbon fibre tube
- High end 2,5" Hexafoc 10:1 DeLuxe Focuser
- 2" Star Diagonal 99% included
- Extension tubes for focuser (2pcs)
- Handle features mounting place for cameras
- 44mm universal dovetail with stainless steel protection included (Fits Super/Great Polaris, EQ5, LXD75, EXOS-II)
- Dewshield slides onto tube for easy transport ; Hybrid viewfinder shoe to accept different viewfinder holders
With BRESSER, you can enjoy a smooth introduction to the vast world of astronomy. Our detailed information ("Telescope Guide") provides valuable tips for beginners—but even experienced astronomers can use the information we provide (e.g., tables for the geographical latitude of all major world cities) as a reference.
Here is the table of contents of the comprehensive BRESSER Telescope Guide:
- 2. The View into the Starry Sky
- 2.1 Observing with the Naked Eye
- 2.1.1 Observing Constellations with the Naked Eye
- 2.2 Observing with Binoculars
- 2.2.1 Observing Planets and Moons with Binoculars
- 2.2.2 Observing Deep Sky Objects with Binoculars
- 2.2.3 Every Beginning is Easy
- 2.3 Observing with a Telescope
- 2.4 The Moon
- 2.4.1 The Moon Phases
- 2.4.2 The Far Side of the Moon
- 2.4.3 The Moon Map
- 2.4.4 Maria (Seas)
- 2.4.5 Mare
- 2.4.6 Craters
- 2.4.7 The Ray Craters
- 2.5 Observing the Solar System with a Telescope
- 2.5.1 Where are the Planets?
- 2.5.2 Planet Observation
- 2.5.3 The Position of the Planets Relative to the Sun
- 2.5.4 The Planets Introduce Themselves
- 2.5.5 Deep Sky Observation with a Telescope
- 2.6 Practical Observation Tips and Tricks
- 2.6.2 Tips for Optimal Observation Conditions
- 2.7 The Most Beautiful Objects Throughout the Year
- 4. Telescopes
- 4.1 The Telescope as an Observation Instrument
- 4.2 Optics
- 4.2.1 Refractor (Lens Telescope)
- 4.2.2 Reflector (Mirror Telescope)
- 4.3 Mechanics
- 4.3.1 Altazimuth Mount
- 4.3.2 Equatorial Mount
- 4.3.3 Drive Motors
- 4.4 Accessories
- 4.4.1 Eyepieces
- 4.4.2 Important Tips for Eyepiece Selection
- 4.4.3 Filters
- 4.4.4 Photographic Accessories
- 4.4.5 Other Accessories
- 5.1 Which Telescope for Whom?
- 5.1.1 Deep-Sky Observations
- 5.1.2 Observing Closer Planets
- 5.1.3 The Topic of Portability
- 5.1.4 Price Factor When Buying a Telescope
- 6. Useful Tables
- 6.1 Table for the Geographic Latitude of All Major World Cities
- 6.1.1 Observers in the Northern Hemisphere (N):
- 6.1.2 Observers in the Southern Hemisphere (S):
- 6.2 Lookup Table for Notable Stars
- 6.3 Getting Acquainted with the Universe - or: Distances in Space
Sky Guides by Bresser
Apochromats are the ultimate choice in small to medium sized telescopes: the combination of compactness, transportability, very high image contrast and sharpness together with excellent astrophotographic performance cannot be bested. The advances in glass manufacturing during the last few years have made true apochromats available to more astronomy enthusiasts than ever before. The new Explore Scientific FCD-100 CF Hex represents another major improvement in this field - the overall correction (colour and spherical) is setting new standards in this price class. The optical design shows a polystrehl value of 0.97 indicating a level of correction that is absolutely top of the line.
This excellent apochromat is a very versatile telescope: its reasonably fast f-ratio makes for short exposure times when imaging deep sky objects, but it is still of a significant focal length, making higher power planetary and lunar observation comfortable without having to use really high magnification eyepieces. The high contrast and sharpness of the image provide breathtaking views of large objects like the North America nebula or the Andromeda galaxy, as well as tack sharp planetary images. The telescope is lightweight and compact - the dew shield slides down the tube to minimize size for transportation. Revolutionary glass and precision manufacturing come together to deliver a telescope that offers observing and imaging at the highest level. The Carbon Fibre construction allows this telescope to be used on lower capacity mounts, increasing convenience and portability. Although there are smaller instruments available, the combination of aperture and optical excellence at such a low weight and compact tube makes this an excellent travel scope. The well-designed 2.5" HEXAFOC focuser with 10:1 reduction is perfect for both visual and astrophotographic use - the large inner diameter of 65mm prevents vignetting by the focuser when the telescope is used for astrophotography with large sensors (full frame and above).
We offer the very popular EXPLORE SCIENTIFIC Triplet ED APO Refractors in 3 different product lines:
Essential Line:
HOYA FCD-1 Glass lens, AL-Tube, 2.0" Rack & Pinion Focuser with 1:10, 2.0" Star Diagonal 99% Reflectivity (see Part No. 0112084(AL), 0112106(AL), 0112132(AL)), 0112155(CF + 3"FT)).
Professional Line:
HOYA FCD-100 Glass lens, AL/CF-Tube, 2.5" HEXAFOC Focuser with 1:10, 2.0" Star Diagonal 99% Reflectivity (see Part No. 0112086(AL), 0112108(AL), 0112109(CF), 0112134(AL), 0112135(CF))
High-End Line:
OHARA FPL-53 Glass lens, Carbon(CF) Tube, 3.0" Feather-Touch Focuser with 1:10, 2.0" Star Diagonal 99% Reflectivity (see Part No. 0112165(CF))
SPECIFICATIONS
- Aperture: 127mm
- Focal Length: 952mm
- Focal ratio: f/7.5
- Design: Apochromat with three lenses, two air spaces and FCD-100 glass
- Weight: 5.2kg, lightweight due to carbon fibre tube
- Backfocus: 150mm above 2" adaptor
- Hybrid viewfinder shoe to accept different viewfinder holders
- Optical tube with retractable dew-shield
- 2.5" HEX focuser with 1:10 gear reduction
- 2" Star Diagonal 99% reflectivity
- Tube rings with dovetail plate and handle
- Extension tubes for focuser (2pcs)
- Dust caps for front-lens and focuser
- Hybrid viewfinder shoe
Aperture ratio: | 7.5 |
---|---|
Batteries included: | No |
Batteries required: | No |
Colour: | Carbon Fiber |
Compass: | No |
ED glass: | Yes |
Extended warranty (years): | 10 |
Eyepiece Barrel Diameter (mm): | 50.8 |
Field of application [Telescopes]: | Deep Sky Observation , Deep Sky Photography , Land object photography , Land observation , Lunar observation , Lunar photography , Planetary observation , Planetary photography |
Focal length (mm): | 952 |
Focusing system: | 2.5" Hexafoc DeLuxe with 10:1 |
Material: | Carbon fibre |
Material OTA: | Carbon fiber |
Maximum recommended magnification: | 250 |
Mirror/Lens diam. (mm): | 127 |
Mount Type [Telescopes]: | Optics without Mount |
Net weight (without access.) (g): | 5200 |
Optical design: | Apochomatic Refractor |
Product Family [Telescopes]: | Refractor telescope |
Reticle: | No |
Target Group [Telescopes]: | Advanced Amateurs , Specialists and Research , Visual enthusiasts |
Total height (mm): | 176 |
Total length (mm): | 790 |
Total width (mm): | 176 |
Tripod height adjustment: | No |
Tube diameter (mm): | 145 |
Tube length (mm): | 790 |
Type of coating: | Enhanced Multilayer Desposition (EMD) |
Produkt- und Sicherheitshinweise
Manufacturer:
Bresser GmbH, Gutenbergstraße 2, 46414 Rhede
www.bresser.de
- General safety instructions DANGER Risk of eye injuries! Never look directly at the sun or near the sun through this device. There is a risk of blindness! Children should only use the device under supervision. Keep packaging materials (plastic bags, rubber bands, etc.) away from children! There is a risk of suffocation! FIRE HAZARD! Do not expose the device especially the lenses to direct sunlight! The light concentration could cause fires. RISK of material damage! Do not dismantle the device! In case of a defect, please contact your dealer. They will contact the service center and may send the device in for repair. Do not expose the device to temperatures above 60°C!
- Never look at the sun through an eyepiece/telescope without a certified protection filter. A moon filter can never be used for solar observation. The moon filter is only suitable for moon observation. The solar filter must be mounted in front of the telescope opening, not at the eyepiece. Otherwise, the concentrated light beam through the optics will immediately destroy the filter foil, leading to severe eye damage, including permanent blindness.
- Never leave the optics unattended. Children and inexperienced adults could point the telescope at the sun without proper precautions and lose their eyesight.
- Do not expose the device to high temperatures.
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